degenerate plasma
常见例句
- The hydrophilicity of the inner surface degenerate while the plasma treated PVC tube was exposed in the ambient air, but it will reach a plateau after 72 hours.
处理后的PVC细管放置在室内大气环境时，亲水性会出现退化现象，72小时以后达到一个饱和值，且这一饱和值仍显著好于未处理的PVC软管。 返回 degenerate plasma